Home / 39,725.73-59,588.59-10,142.50

Finding the Fourth Proportional to 39,725.73, 59,588.59 and 10,142.50

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Solution

The fourth proportional to 39,725.73, 59,588.59 and 10,142.50 is: 15,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725.73 : 59,588.59 = 10,142.50 : x
  2. Step 2: Convert to fraction form
    39,725.73/59,588.59 = 10,142.50/x
  3. Step 3: Cross multiply
    39,725.73x = 59,588.59 × 10,142.50
  4. Step 4: Simplify right side
    39,725.73x = 604,377,274.08
  5. Step 5: Solve for x
    x = 604,377,274.08/39,725.73
  6. Step 6: Final answer
    x = 15,213.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.